A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5905-01-432-1157
NSN 6620-01-444-4048
NSN 6130-01-099-9800
NSN 5998-01-017-2782
NSN 5990-01-234-4607
NSN 5950-01-151-0678
NSN 6220-01-442-9084
NSN 5990-01-655-1437
NSN 5935-01-241-0619
NSN 5975-01-011-1313
NSN 5985-00-235-4742
NSN 6130-01-226-9795